Bay Windows
Click on the description for full repair details in PDF. Click the NBS link (where provided) to link to the NBS specification.
TBW-01 - Bay Window Restraint Scheme in Solid or Cavity wall using Thor Heliforce Bar & Thor Drive Fix Restraint Ties
Click here for NBS Plus link
TBW-02 - Bay Window Restraint Scheme using Thor L.R.T Ties or Thor Drive Restraint Ties



